package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

// 定时任务类，定时处理订单状态
@Component
@Slf4j
public class OrderTask {


    @Autowired
    private OrderMapper orderMapper;


    /**
     * 处理超时订单，超时自动取消
     * 每分钟检测一次是否有超时订单
     */
    @Scheduled(cron = "0 * * * * ?") // 每分钟检测一次是否有超时订单
    public void processTimeoutOrder() {
        log.info("定时处理超时订单：{}", LocalDateTime.now());
        // 查询超时订单
        // status = 1 待付款  order_time 下单时间
        // select * from orders where status = 1 and order_time < (当前时间 - 15分钟)
        LocalDateTime time = LocalDateTime.now().minusMinutes(15);
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.PENDING_PAYMENT, time);
        if (ordersList != null && ordersList.size() > 0) {
            // 将数据取出来，封装完再更新回去
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.update(orders);
            }
        }
    }

    /**
     * 处理一直处于派送中状态的订单，自动完成
     */
    @Scheduled(cron = "0 0 1 * * ?") // 每天凌晨一点触发一次
    public void processDeliveryOrder() {
        log.info("定时处理处于派送中的订单：{}", LocalDateTime.now());
        // 只处理前一天的处于派送中的订单，这样也不会影响到凌晨的派送中订单
        LocalDateTime time = LocalDateTime.now().minusHours(1);

        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        if (ordersList != null && ordersList.size() > 0) {
            // 将数据取出来，封装完再更新回去
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            }
        }
    }
}
